I prefer AMD over Intel for all you Intel lovers out there.
Processor: AMD FX-8320 Eight-Core 3.5GHz AM3+ Processor - AM3+, Eight-Core, 3.5GHz, 16MB, 125W, Unlocked -> $150 @ TigerDirect
Motherboard: Asus Sabertooth 990FX R2.0 AM3+ Motherboard - ATX, Socket AM3+, AMD 990FX/SB950, DDR3 1866...